Microbes in Human Welfare questions
610 published questions with worked solutions.
- Which aquatic fern is used to increase the yield in paddy crop :
- Which of the following is true pair of biofertilizers : -
- Which bacteria is utilized in Gober gas plant : -
- During the formation of bread it becomes porous due to release of CO_2 by the action of : -
- Escherichia coli is used as an indicator organism to determine pollution of water with ;-
- During anaerobic digestion of organic waste, such as in producing biogas, which one of the following is left undergraded : -
- Which of the following plants are used as green manure in crop fields and in sandy soils : -
- Mycorrhiza is an example of :-
- A major component of gobar gas is :-
- A free living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is :-
- Common indicator organism of water pollution is :-
- Curing of tea leaves is brought about by the activity of-
- Which of the following is a flowering plant with nodules containing filamentous nitrogen-fixing microorganism?
- Probiotics are:
- Which one of the following pairs is wrongly matched? (A) Coliforms - Vinegar (B) Methanogens - Gobar gas (C) Yeast - Ethanol (D)...
- Which one of the following is being tried in India as a biofuel substitute for fossil fuels?
- Trichoderma harzianum has proved a useful microorganism for
- Modern detergents contain enzyme preparations of
- Which one of the following proved effective for biological control of nematodal disease in plants?
- Which of the following is not used as a biopesticide ?
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration